How To Fix SAWE_TIME_PS_GEN015 - Automatic forecast cannot be done in the past

SAWE_TIME_PS_GEN015 - Overview

• Message type: E = Error

• Message class: SAWE_TIME_PS_GEN - General Message Class Time Planning Sheet

• Message number: 015

• Message text: Automatic forecast cannot be done in the past

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message SAWE_TIME_PS_GEN015 - Automatic forecast cannot be done in the past ?

  The SAP error message SAWE_TIME_PS_GEN015, which states "Automatic forecast cannot be done in the past," typically occurs when you attempt to generate a forecast for a time period that is in the past. This error is common in SAP systems that handle demand planning and forecasting, such as SAP Integrated Business Planning (IBP) or SAP Advanced Planning and Optimization (APO).
  
  Cause:
  The primary cause of this error is that the system is designed to prevent the generation of forecasts for periods that have already passed. Forecasting is generally intended for future periods to help with planning and decision-making. Attempting to create or adjust forecasts for historical data does not align with the intended use of forecasting tools.
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check the Time Period: Ensure that the time period you are trying to forecast is in the future. If you are trying to generate a forecast for